From 67e303e6fd1affd4c8cebf3446e2ec152d6e5fb8 Mon Sep 17 00:00:00 2001
From: Nate Cook <natecook@apple.com>
Date: Wed, 5 Mar 2025 09:12:08 -0600
Subject: [PATCH] Enable remaining soundness checks

Adds the documentation and license header checks.
Resolves #251.
---
 .github/workflows/pull_request.yml |  5 -----
 .license_header_template           | 10 ++++++++++
 .licenseignore                     | 30 ++++++++++++++++++++++++++++++
 Sources/Algorithms/Trim.swift      |  1 +
 4 files changed, 41 insertions(+), 5 deletions(-)
 create mode 100644 .license_header_template
 create mode 100644 .licenseignore

diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index c18bed92..2ccdbcd1 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -25,8 +25,3 @@ jobs:
   soundness:
     name: Soundness
     uses: swiftlang/github-workflows/.github/workflows/soundness.yml@main
-    with:
-      license_header_check_project_name: "Swift.org"
-      license_header_check_enabled: false
-      # https://github.com/apple/swift-algorithms/issues/251
-      docs_check_enabled: false
diff --git a/.license_header_template b/.license_header_template
new file mode 100644
index 00000000..ea823bab
--- /dev/null
+++ b/.license_header_template
@@ -0,0 +1,10 @@
+@@===----------------------------------------------------------------------===@@
+@@
+@@ This source file is part of the Swift Algorithms open source project
+@@
+@@ Copyright (c) YEARS Apple Inc. and the Swift project authors
+@@ Licensed under Apache License v2.0 with Runtime Library Exception
+@@
+@@ See https://swift.org/LICENSE.txt for license information
+@@
+@@===----------------------------------------------------------------------===@@
diff --git a/.licenseignore b/.licenseignore
new file mode 100644
index 00000000..16c5581b
--- /dev/null
+++ b/.licenseignore
@@ -0,0 +1,30 @@
+.gitignore
+**/.gitignore
+.licenseignore
+.gitattributes
+.git-blame-ignore-revs
+.mailfilter
+.mailmap
+.spi.yml
+.swift-format
+.editorconfig
+.github/*
+*.md
+*.mdoc
+*.txt
+*.yml
+*.yaml
+*.json
+*.png
+*.bash
+*.cmake
+*.cmake.in
+Package.swift
+**/Package.swift
+Package@*.swift
+**/Package@*.swift
+Package.resolved
+**/Package.resolved
+.unacceptablelanguageignore
+**/Snapshots/*
+Xcode/*
diff --git a/Sources/Algorithms/Trim.swift b/Sources/Algorithms/Trim.swift
index 134cb703..1f66cb91 100644
--- a/Sources/Algorithms/Trim.swift
+++ b/Sources/Algorithms/Trim.swift
@@ -7,6 +7,7 @@
 //
 // See https://swift.org/LICENSE.txt for license information
 //
+//===----------------------------------------------------------------------===//
 
 //===----------------------------------------------------------------------===//
 // trimmingPrefix(while:)